This Samyo Aroma Diffuser uses Ultrasonic waves to instantly vaporize water and essential oil in the tank, to produce a cool fragrant mist. Produces negative ions which help to lift your mood and relieve stress. It also can moisturizes and refreshes the quality of air we breathe.

Specifications:Material: Upper parts PPDimensions: Approx 4.01*3.07*3.90 InchesCapacity of water tank: About 120MLNoise Level: less than 35 dBInput power: AC100-240V 50/60HZLength of the power supply cable: about 5.5 FtKeep essential oil 100% natural without burning or heating and automatic shut off safely.

Note:*Please do Not add too much water (more than 120ml) in the water tank when you operated the item. The volume of mist will gradually increase as the water begins to run low. This is normal.*Oil is NOT included in this package.